diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index 6e8520a81dd8..e0eda2bd3975 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -1421,6 +1421,7 @@ int irq_domain_push_irq(struct irq_domain *domain, int virq, void *arg)
 	if (rv) {
 		/* Restore the original irq_data. */
 		*root_irq_data = *child_irq_data;
+		kfree(child_irq_data);
 		goto error;
 	}